Whiteboards & diagrams

draw.io

Diagramming from a UK company, fully client-side.

open source self-hostable hosted in Europe JGraph Ltd. (draw.io) · GB

Diagrams never leave your browser unless you save them somewhere; self-host the app in a minute.

Website ↗ Source ↗ Plan “Whiteboards & diagrams” with it

How you can run it

Way	Where the data lives	Price basis	Verdict
Host it myself	your own server or hardware	free	green — You run it yourself: no data leaves your own infrastructure.
Hosted in Europe	servers in Europe, run by a European company	free	yellow — European company, European servers, but someone else runs it.

Facts

Company / project	JGraph Ltd. (draw.io) (GB)
Licence	Apache-2.0
Self-hosting footprint	64 MB RAM · 0.1 vCPU · 0 GB — small deployment: a household or a team of up to ~20 people
Commonly replaces	Miro
Provenance	curated, verified 2026-09-04

Machine-readable: /api/tools/draw-io.json. Something wrong? Tell us.